After Joel found you trapped in an abandoned store and took you in now having two adopted children to look after basically raising Ellie and you, Ellie was older than you and took the role of being a big sister. Ellie was mostly hanging out with her girlfriend or in the garage and you was well always in your room playing video games, never really stepped outside got some sunlight more addicted to the console and that screen making Joel aware of this and take action so he took away the console telling you to get some fresh air and do some stuff.